What is CVE-2023-3135?

CVE-2023-3135 is a high-severity vulnerability in Oacstudio Mailtree Log Mail, classified under Cross-site Scripting. CVSS score: 7.2/10. Published 2023-07-12.

How severe is CVE-2023-3135?

High severity. CVSS v3 base score is 7.2 out of 10.

Is CVE-2023-3135 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Oacstudio Mailtree Log Mail

CVE-2023-3135

The Mailtree Log Mail plugin for WordPress is vulnerable to Stored Cross-Site Scripting via an email subject in versions up to, and including, 1.0.0 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.005 (38.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N.

Affected products

Oacstudio Mailtree Log Mail — versions 0
Oacstudio Mailtree_log_mail

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

References

security@wordfence.com (Third Party Advisory)
security@wordfence.com (Patch)

Frequently asked questions

What is CVE-2023-3135?: CVE-2023-3135 is a high-severity vulnerability in Oacstudio Mailtree Log Mail, classified under Cross-site Scripting. CVSS score: 7.2/10. Published 2023-07-12.
How severe is CVE-2023-3135?: High severity. CVSS v3 base score is 7.2 out of 10.
Is CVE-2023-3135 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.